Ruellia blechum, the green shrimp plant or Browne's blechum, is a species of flowering plant in the family Acanthaceae. It is native to Mexico, the Caribbean, and northern and western South America, and has been introduced to Brazil, Taiwan, many Pacific islands, and the US states of Hawaii, Louisiana and Florida. Its popularity as an ornamental has led to it becoming invasive in places as far flung as Papua New Guinea.
Browne's blechum has good resistance to disease and is generally not prone to illnesses. Still, it can be vulnerable to pests and diseases found in its environment. Such infections are typically mild. Regarding care, this plant needs moderate maintenance. It should be pruned regularly to preserve a neat appearance and support healthy growth. Applying fertilizer can also help encourage flowering. Browne's blechum is appropriate for anyone with an outdoor area, like a garden or patio, and does not demand extensive care experience. It may need more attention when grown indoors.
How to keep Blechum Pyramidatum.
Light
Browne's blechum is native to habitats such as forest understories and rocky areas, where it grows in naturally shaded conditions. It prefers partial sun but can also tolerate full sun or full shade, demonstrating its adaptable and hardy nature.
Temperature
Browne's blechum comes from tropical areas, which are generally warm and humid. Consequently, it is well suited to high heat and humidity. It does not tolerate sudden temperature shifts and prefers a steady thermal environment, so avoiding indoor temperature fluctuations is important. It typically cannot withstand cold and needs warmer temperatures to grow. If the ambient temperature falls too low, the plant may stop growing or even perish.
Fertilizer
Browne's blechum needs the most fertilizer during its active growth period, which takes place mainly in spring, summer, and early fall. Fertilizing supplies essential nutrients that the soil may lack, encouraging healthy root and stem growth and promoting attractive foliage, a notable trait of this particular plant.
Botanical profile.
- Plant Type
- Herb
- Life Cycle
- Perennial
- Genus
- Blechum
- Family
- Acanthaceae
- Hardiness Zone
- 8-11
- Mature Height
- 49 cm
- Mature Spread
- 30 cm to 46 cm
- Leaf Color
- Green
- Leaf Type
- Deciduous
- Flower Color
- White, Pink, Purple
- Flower Size
- 1.02 cm
- Bloom Time
- All year round
- Planting Time
- Spring, Summer, Autumn
- Harvest Time
- All year round
- Native Area
- Belize, Honduras, Mexico, Guatemala, Peru, Dominican Republic, Panama, Jamaica, Colombia, Bahamas, Cuba, Haiti, Bolivia, Venezuela, Guyana, El Salvador, Nicaragua, Ecuador, Suriname, Costa Rica
Other names.